Mr. Pawan invests an amount of 242000 at the rate of 4% per annum for 6 yr to obtain a simple interest, later he invests the principal amount as well as the amount obtained as simple interest for another 4 yr at the same rate of interest. What amount of simple interest will be obtained at the end of the last 4 yr ?

• A. 4800
• B. 4850.32
• C. 4801.28
• D. 4700